DE69732097T2 - Nachrichtenübertragungssystem mit mehrfachzugriff und verfahren unter verwendung von code- und zeitverteilung - Google Patents

Nachrichtenübertragungssystem mit mehrfachzugriff und verfahren unter verwendung von code- und zeitverteilung Download PDF

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Publication number
DE69732097T2
DE69732097T2 DE69732097T DE69732097T DE69732097T2 DE 69732097 T2 DE69732097 T2 DE 69732097T2 DE 69732097 T DE69732097 T DE 69732097T DE 69732097 T DE69732097 T DE 69732097T DE 69732097 T2 DE69732097 T2 DE 69732097T2
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DE
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Prior art keywords
signal
spread spectrum
cdma
signals
time
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
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DE69732097T
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German (de)
English (en)
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DE69732097D1 (de
Inventor
W. Paul DENT
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Ericsson Inc
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Ericsson Inc
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Publication of DE69732097T2 publication Critical patent/DE69732097T2/de
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Expired - Lifetime legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/10—Code generation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
    • H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
    • H04B7/2618—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using hybrid code-time division multiple access [CDMA-TDMA]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/40—Circuits
    • H04B1/54—Circuits using the same frequency for two directions of communication
    • H04B1/56—Circuits using the same frequency for two directions of communication with provision for simultaneous communication in two directions
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2201/00—Indexing scheme relating to details of transmission systems not covered by a single group of H04B3/00 - H04B13/00
    • H04B2201/69—Orthogonal indexing scheme relating to spread spectrum techniques in general
    • H04B2201/707—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation
    • H04B2201/7097—Direct sequence modulation interference
    • H04B2201/709727—GRAKE type RAKE receivers

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Time-Division Multiplex Systems (AREA)
DE69732097T 1996-02-29 1997-02-20 Nachrichtenübertragungssystem mit mehrfachzugriff und verfahren unter verwendung von code- und zeitverteilung Expired - Lifetime DE69732097T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US608811 1996-02-29
US08/608,811 US5894473A (en) 1996-02-29 1996-02-29 Multiple access communications system and method using code and time division
PCT/US1997/002615 WO1997032413A1 (en) 1996-02-29 1997-02-20 Multiple access communications system and method using code and time division

Publications (2)

Publication Number Publication Date
DE69732097D1 DE69732097D1 (de) 2005-02-03
DE69732097T2 true DE69732097T2 (de) 2005-06-02

Family

ID=24438110

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69732097T Expired - Lifetime DE69732097T2 (de) 1996-02-29 1997-02-20 Nachrichtenübertragungssystem mit mehrfachzugriff und verfahren unter verwendung von code- und zeitverteilung

Country Status (11)

Country Link
US (1) US5894473A (zh)
EP (1) EP0883941B1 (zh)
JP (1) JP3920345B2 (zh)
KR (1) KR100429961B1 (zh)
CN (1) CN1087534C (zh)
AU (1) AU716097B2 (zh)
BR (1) BR9707891A (zh)
CA (1) CA2246535C (zh)
DE (1) DE69732097T2 (zh)
ID (1) ID17697A (zh)
WO (1) WO1997032413A1 (zh)

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CN1217111A (zh) 1999-05-19
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AU716097B2 (en) 2000-02-17
US5894473A (en) 1999-04-13
CA2246535A1 (en) 1997-09-04
CA2246535C (en) 2003-02-11
ID17697A (id) 1998-01-22
WO1997032413A1 (en) 1997-09-04
EP0883941B1 (en) 2004-12-29
EP0883941A1 (en) 1998-12-16
JP3920345B2 (ja) 2007-05-30
AU1963897A (en) 1997-09-16
DE69732097D1 (de) 2005-02-03
KR100429961B1 (ko) 2004-06-16

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